[Chen, Y. -G.; Fan, J. -X.; Luo, J. -J.; Zhang, B.; Wu, L. -Z.; Zhan, J. -S.; Song, H. -W.] Hunan Agr Univ, Coll Anim Sci & Technol, Changsha 410128, Hunan, Peoples R China.
[Li, L. -L.; Fan, J. -X.] Chinese Acad Sci, Inst Subtrop Agr, Lab Anim Nutr & Human Hlth, Changsha, Hunan, Peoples R China.
[Li, L. -L.; Fan, J. -X.] Chinese Acad Sci, Inst Subtrop Agr, Key Lab Agroecol, Changsha, Hunan, Peoples R China.
[Peng, Y.] Hunan Radio & TV Univ, Fac Agr & Med, Changsha, Hunan, Peoples R China.
[Zhang, B.] Hunan Agr Univ, Coll Anim Sci & Technol, 313 Second Teaching Bldg, Changsha 410128, Hunan, Peoples R China.